🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.9

Radius: 9.7

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.62 AU - 0.84 AU

Year: 431 Days

Day: 9.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,630,230 km

• M1: 120,725 km (0.108 R)
• M2: 425,307 km (0.104 R)
• M3: 838,496 km (0.076 R)
• M4: 1,273,826 km (0.049 R)
• M5: 1,581,399 km (0.098 R)
• M6: 1,939,387 km (0.095 R)
• M7: 2,370,677 km (0.068 R)
• M8: 2,821,416 km (0.088 R)
• M9: 3,280,233 km (0.112 R)
• M10: 3,868,900 km (0.095 R)
• M11: 4,333,402 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.7

Radius: 14.7

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.22 AU - 1.76 AU

Year: 1255 Days

Day: 6.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,630,230 km

• M1: 182,809 km (0.034 R)
• M2: 733,478 km (0.089 R)
• M3: 1,191,846 km (0.096 R)
• M4: 1,695,393 km (0.076 R)
• M5: 2,494,544 km (0.089 R)
• M6: 2,975,950 km (0.116 R)
• M7: 3,800,235 km (0.12 R)
• M8: 5,379,091 km (0.118 R)
• M9: 5,883,684 km (0.064 R)
• M10: 6,582,456 km (0.071 R)
• M11: 7,488,421 km (0.041 R)
• M12: 8,700,612 km (0.101 R)
• M13: 10,419,641 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.8

Radius: 10

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.69 AU - 2.13 AU

Year: 1822 Days

Day: 9.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,630,230 km

• M1: 124,316 km (0.113 R)
• M2: 635,791 km (0.084 R)
• M3: 962,662 km (0.098 R)
• M4: 1,302,997 km (0.097 R)
• M5: 1,757,625 km (0.085 R)
• M6: 2,276,281 km (0.111 R)
• M7: 2,621,553 km (0.044 R)
• M8: 3,001,831 km (0.117 R)
• M9: 3,392,581 km (0.074 R)
• M10: 4,323,378 km (0.1 R)
• M11: 5,166,512 km (0.108 R)
• M12: 5,749,196 km (0.111 R)
• M13: 6,194,549 km (0.082 R)
• M14: 6,621,202 km (0.103 R)
• M15: 7,925,845 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.2

Radius: 11.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.77 AU - 2.35 AU

Year: 2041 Days

Day: 13.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 46,630,230 km

• M1: 140,472 km (0.094 R)
• M2: 888,312 km (0.044 R)
• M3: 1,391,559 km (0.074 R)
• M4: 1,965,417 km (0.095 R)
• M5: 2,327,892 km (0.111 R)
• M6: 2,793,142 km (0.113 R)
• M7: 3,470,521 km (0.115 R)
• M8: 3,857,830 km (0.096 R)
• M9: 4,313,206 km (0.088 R)
• M10: 4,678,225 km (0.054 R)
• M11: 5,152,450 km (0.06 R)
• M12: 6,798,026 km (0.043 R)
• M13: 7,609,445 km (0.113 R)
• M14: 8,175,374 km (0.091 R)
• M15: 8,737,264 km (0.11 R)
• M16: 9,458,774 km (0.036 R)
• M17: 10,148,720 km (0.036 R)
• M18: 10,871,876 km (0.113 R)
• M19: 11,784,722 km (0.098 R)
• M20: 12,955,026 km (0.086 R)
• M21: 15,060,018 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.5

Radius: 13.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.26 AU - 3.44 AU

Year: 3321 Days

Day: 7.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,630,230 km

• M1: 172,187 km (0.053 R)
• M2: 1,016,368 km (0.053 R)
• M3: 1,726,808 km (0.106 R)
• M4: 2,367,685 km (0.105 R)
• M5: 3,146,193 km (0.111 R)
• M6: 3,635,827 km (0.119 R)
• M7: 6,715,748 km (0.119 R)
• M8: 7,404,047 km (0.093 R)
• M9: 9,599,845 km (0.091 R)
• M10: 10,110,422 km (0.085 R)
• M11: 10,722,128 km (0.118 R)
• M12: 11,532,350 km (0.096 R)
• M13: 13,083,680 km (0.093 R)
• M14: 15,665,739 km (0.043 R)
• M15: 16,154,476 km (0.101 R)
• M16: 16,709,334 km (0.093 R)
• M17: 17,449,844 km (0.093 R)
• M18: 18,093,264 km (0.105 R)
• M19: 19,057,422 km (0.099 R)
• M20: 19,992,259 km (0.087 R)
• M21: 20,567,613 km (0.108 R)
• M22: 21,022,839 km (0.04 R)
• M23: 23,119,902 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.9

Radius: 4.3

Gravity: 23.74 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.42 AU - 6.58 AU

Year: 11439 Days

Day: 19.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,630,230 km

• M1: 53,855 km (0.042 R)
• M2: 353,500 km (0.036 R)
• M3: 1,705,416 km (0.114 R)
• M4: 1,989,053 km (0.068 R)
• M5: 2,589,689 km (0.099 R)
• M6: 3,008,114 km (0.099 R)
• M7: 3,470,222 km (0.095 R)
• M8: 4,194,724 km (0.108 R)
• M9: 9,231,086 km (0.086 R)
• M10: 11,449,473 km (0.091 R)
• M11: 13,329,320 km (0.094 R)
• M12: 13,691,945 km (0.108 R)
• M13: 14,436,793 km (0.092 R)
• M14: 17,399,579 km (0.115 R)
• M15: 20,986,038 km (0.094 R)
• M16: 27,290,990 km (0.088 R)
• M17: 32,635,374 km (0.105 R)
• M18: 33,293,605 km (0.053 R)
• M19: 40,621,207 km (0.107 R)
• M20: 41,382,661 km (0.104 R)
• M21: 41,638,473 km (0.069 R)
• M22: 44,122,546 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280

Radius: 6.6

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.2 AU - 9.38 AU

Year: 15008 Days

Day: 24.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,630,230 km

• M1: 130,001 km (0.104 R)
• M2: 344,673 km (0.106 R)
• M3: 1,428,959 km (0.118 R)
• M4: 1,993,541 km (0.061 R)
• M5: 2,478,388 km (0.03 R)
• M6: 3,783,031 km (0.114 R)
• M7: 5,524,949 km (0.114 R)
• M8: 6,627,186 km (0.105 R)
• M9: 7,411,677 km (0.094 R)
• M10: 8,344,569 km (0.092 R)
• M11: 9,258,463 km (0.11 R)
• M12: 11,015,490 km (0.083 R)
• M13: 14,397,748 km (0.098 R)
• M14: 16,531,911 km (0.108 R)
• M15: 22,002,107 km (0.096 R)
• M16: 27,770,002 km (0.09 R)
• M17: 42,828,674 km (0.094 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 16,063 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit